MeSH Heading	Tracheomalacia
Tree Number	C05.182.895.500
Tree Number	C08.907.796.500
Tree Number	C16.131.621.953.500
Tree Number	C17.300.182.895.500
Scope Note	A congenital or acquired condition of underdeveloped or degeneration of CARTILAGE in the TRACHEA. This results in a floppy tracheal wall making patency difficult to maintain. It is characterized by wheezing and difficult breathing.
Entry Term	Chondromalacia of Trachea
Allowable Qualifiers	BL CF CI CL CN CO DH DI DT EC EH EM EN EP ET GE HI IM ME MI MO NU PA PC PP PS PX RA RH RI RT SU TH UR US VE VI
Previous Indexing	Trachea (1963-2008)
Previous Indexing	Tracheal Diseases (1968-2008)
History Note	2009
Date of Entry	20080708
Unique ID	D055090

Musculoskeletal Diseases [C05]
Cartilage Diseases [C05.182]
Tracheobronchomalacia [C05.182.895]
	Bronchomalacia [C05.182.895.249]
	Tracheomalacia [C05.182.895.500]

Respiratory Tract Diseases [C08]
Tracheal Diseases [C08.907]
Tracheobronchomalacia [C08.907.796]
	Tracheomalacia [C08.907.796.500]

Congenital, Hereditary, and Neonatal Diseases and Abnormalities [C16]
Congenital Abnormalities [C16.131]
Musculoskeletal Abnormalities [C16.131.621]
Tracheobronchomalacia [C16.131.621.953]
	Bronchomalacia [C16.131.621.953.249]
	Tracheomalacia [C16.131.621.953.500]

Skin and Connective Tissue Diseases [C17]
Connective Tissue Diseases [C17.300]
Cartilage Diseases [C17.300.182]
Tracheobronchomalacia [C17.300.182.895]
	Bronchomalacia [C17.300.182.895.249]
	Tracheomalacia [C17.300.182.895.500]